Corey ran a total of 22.8 miles over a period of six days. if the same number of miles each day, about how much did he run each day?

What is the exact volume of the cylinder? 16in going into the middle of the top of the cylinder and 40in in height a) 25,600(pi)3 b)10,240(pi)3 c)1280(pi)3 d)640(pi)3

(urgent ) use pi 3.14 to estimate the circumference of the circle to the nearest hundredth middle is 4in (urgent )

Solve the system of equations. y= 2x y= x^2 - 15